This is a generic test point with a circular pad, used to either monitor the state of the circuitry or to inject test signals, and debugging during development. The footprint size is selectable. Standard SMD test point size available: 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 2.0mm, 3.00mm, 4.00mm, 5.00mm, 6.00mm, 7.00mm

WiFi 802.11b/g/n Transceiver Module 2.4GHz ~ 2.5GHz Integrated, Trace Surface Mount The ESP-12F is a compact WiFi module based on the ESP8266EX, widely used in IoT and embedded systems due to its low cost and built-in networking capabilities. Integrated WiFi (2.4 GHz) Supports 802.11 b/g/n Built-in TCP/IP stack (no external WiFi processor needed) Microcontroller + WiFi in one Powered by the ESP8266EX SoC Can run user applications directly (not just a WiFi modem) Flash Memory Typically 4 MB SPI flash (varies by version) GPIO Support Multiple multifunction pins: Digital I/O PWM I2C SPI UART ADC (1 channel) Size: ~16 mm × 24 mm Mounting: Castellated SMD module Antenna: Built-in PCB trace antenna (requires proper keepout zone) Power Requirements Operating Voltage: 3.0V – 3.6V (typical 3.3V) Current Consumption: Idle: ~70 mA Peak (TX): up to ~300 mA Common Interfaces UART – programming and debugging SPI – peripheral communication I2C (software-based) GPIO – general-purpose control #commonpartslibrary #transceiver #module #wireless #rf #wifi

ARM® Cortex®-M4F STM32G4 Microcontroller IC 32-Bit 170MHz 512KB (512K x 8) FLASH 64-LQFP (10x10) The STM32G491RET6 from STMicroelectronics is a high-performance 32-bit microcontroller based on the Arm® Cortex®-M4 core with Floating Point Unit (FPU), designed for advanced embedded applications requiring high computational performance, precise analog processing, and real-time control. It belongs to the STM32G4 series and integrates enhanced analog peripherals, motor-control timers, communication interfaces, security features, and hardware accelerators such as CORDIC and FMAC. The device operates at up to 170 MHz, provides 512 KB Flash memory, and includes 96 KB SRAM, making it suitable for applications such as motor control, digital power conversion, industrial automation, robotics, and embedded control systems. Key Features Core: Arm® Cortex®-M4 32-bit CPU with FPU, DSP instructions, and MPU Maximum CPU Frequency: Up to 170 MHz (up to 213 DMIPS) Memory: 512 KB Flash memory with ECC support 96 KB SRAM with parity checking features Quad-SPI memory interface Operating Voltage: 1.71 V to 3.6 V Package: LQFP-64 Advanced Analog Features: 3 × 12-bit ADCs with high-speed conversion 4 × 12-bit DAC channels 4 × Rail-to-Rail operational amplifiers 4 × Fast analog comparators Internal voltage reference buffer Hardware Accelerators: CORDIC accelerator for trigonometric calculations FMAC (Filter Math Accelerator) for digital filtering applications Timers & Motor Control: Advanced PWM timers for motor-control applications Multiple 16-bit and 32-bit timers Support for encoder and PWM control Communication Interfaces: 2 × FDCAN interfaces 5 × USART/UART 3 × SPI interfaces 3 × I²C interfaces USB 2.0 Full-Speed interface SAI audio interface Security Features: True Random Number Generator (TRNG) CRC calculation unit Unique device ID Debug & Programming: SWD and JTAG debugging support Typical Applications Motor control and BLDC controllers Digital power converters Industrial automation equipment Robotics and motion control Smart sensors and embedded control systems Power management applications #STM32G491RET6 #STM32G4 #STMicroelectronics #ARM_CortexM4 #Microcontroller #MCU #EmbeddedSystems #MotorControl #DigitalPower #IndustrialAutomation #Robotics #IoT #ElectronicsDesign #PCBDesign

ARM® Cortex®-M7 S32K3 Microcontroller IC 32-Bit Tri-Core 240MHz 8MB (8M x 8) FLASH 289-LFBGA (14x14) ## Engineering Specification ## General Description The **S32K358GHT1MJBST** is an NXP Semiconductors **S32K3 series automotive microcontroller** designed for high-performance embedded control applications in automotive, industrial, and electrically harsh environments. It is built around an **Arm Cortex-M7 architecture** and provides high processing capability, large embedded flash memory, automotive-grade qualification, security support, and a broad set of communication interfaces. The device is suitable for body control, gateway systems, vehicle networking, motor control, domain control, safety-related embedded systems, and general-purpose automotive electronic control units. ## Device Identification Manufacturer Part Number: **S32K358GHT1MJBST** Manufacturer: **NXP Semiconductors** Product Family: **S32K3** Device Category: **Integrated Circuit** Device Type: **Automotive Microcontroller** Core Architecture: **Arm Cortex-M7** Processing Class: **Thirty-Two-Bit MCU** Qualification: **Automotive Grade, AEC-Q100** ## Functional Description The device functions as a high-performance automotive microcontroller for embedded control and communication systems. It provides processing resources for real-time control, communication management, diagnostics, security handling, and system-level application logic. The microcontroller is designed for scalable automotive platforms where software reuse, safety capability, and peripheral integration are important. ## Core and Processing Description The **S32K358GHT1MJBST** uses an Arm Cortex-M7 based processing architecture with tri-core capability and high-speed operation. The core architecture supports digital signal processing, floating-point operation, interrupt handling, and real-time embedded software execution. This makes the device suitable for control systems that require strong computing performance and deterministic response. ## Memory Description The device includes large embedded flash memory for application firmware storage and integrated RAM for runtime operation, data buffering, communication stacks, and control algorithms. The memory architecture is suitable for complex embedded applications requiring large program space, diagnostics, bootloader support, and over-the-air update capability. ## Security and Safety Description The microcontroller includes hardware security support through **HSE-B security** and is intended for automotive applications where secure boot, cryptographic services, protected firmware operation, and system integrity are important. The S32K3 family also supports automotive safety-oriented development through features such as error correction, monitoring, and diagnostic capability. ## Communication and Interface Description The device supports multiple embedded communication interfaces suitable for vehicle and industrial networks. Supported interface types include CAN, Ethernet, I²C, SPI, UART, LIN, QSPI, SAI, SENT, and FlexIO. These interfaces allow the device to communicate with sensors, actuators, transceivers, memory devices, network controllers, and other electronic control units. ## Analog and Peripheral Description The microcontroller includes analog-to-digital conversion capability, timers, watchdog functions, direct memory access, serial audio support, and general-purpose input and output resources. These peripherals support sensing, control, timing, supervision, communication, and system management functions in embedded hardware designs. ## Electrical Description The device is designed for automotive low-voltage operation and supports use across a wide supply voltage range. It is intended for applications requiring reliable operation in automotive and industrial temperature environments. Proper power supply design, decoupling, reset control, clock configuration, and grounding should follow the manufacturer’s hardware design recommendations. ## Package and Mechanical Description The **S32K358GHT1MJBST** is supplied in a **surface-mount LFBGA package** with a compact ball-grid-array footprint. The package is intended for dense printed circuit board layouts requiring careful routing, controlled assembly process, thermal management, and proper solder joint reliability. ## Mounting and Assembly Description The component is intended for automated surface-mount PCB assembly using BGA-compatible manufacturing processes. PCB layout should follow the recommended footprint, ball escape routing, power-plane design, decoupling capacitor placement, thermal design, and inspection requirements for high-density automotive microcontroller assemblies. ## Application Suitability The device is suitable for automotive electronic control units, body control modules, gateway controllers, vehicle networking systems, motor control platforms, battery-related control systems, industrial controllers, safety-oriented embedded systems, and high-performance general-purpose control applications. ## Design Considerations The design should account for supply voltage range, clocking requirements, flash and RAM usage, thermal limits, package routing density, communication interface requirements, EMC performance, boot configuration, security provisioning, debugging access, software safety requirements, and compliance with automotive design guidelines. The device should not be operated beyond the manufacturer’s specified electrical, thermal, or mechanical limits. ## Hashtags #commonpartslibrary #integratedcircuit #microcontroller #automotivemcu #nxp #nxpsemiconductors #s32k3 #s32k358 #s32k358ght1mjbst #armcortexm7 #cortexm7 #thirtytwobit #automotiveelectronics #aecq100 #hsesecurity #canfd #ethernet #vehicleelectronics #embeddedhardware #embeddeddesign #ecu #gatewaycontroller #bodycontrolmodule #pcbdesign #hardwaredesign #electronicscomponents #electronicparts #componentlibrary #engineeringparts #electronicsengineering

- ESP32-WROOM-32UE Transceiver; 802.11 b/g/n (Wi-Fi, WiFi, WLAN), Bluetooth® Smart Ready 4.x Dual Mode 2.4GHz Evaluation Board The ESP32-DEVKITC-32UE is a development board based on the ESP32 series SoC designed by Espressif. It is widely used for IoT, embedded systems, and wireless communication applications due to its built-in Wi-Fi and Bluetooth capabilities. Microcontroller: ESP32 dual-core Tensilica LX6 processor Wireless Connectivity: Wi-Fi (802.11 b/g/n) and Bluetooth (Classic + BLE) Flash Memory: Integrated SPI flash (varies by module version) Development Interface: USB-to-UART bridge for easy programming and debugging Power Supply: Typically powered via USB or external 5V input GPIO Pins: Multiple multifunction GPIOs supporting ADC, DAC, PWM, SPI, I2C, UART, etc. Supports deep sleep and ultra-low power modes Multiple peripheral interfaces (SPI, I2C, UART, SDMMC, PWM) Compatible with ESP-IDF, Arduino IDE, and MicroPython Built-in antenna (UE variant uses U.FL or external antenna option depending on module design) IoT devices and smart home systems Wireless sensor networks Data logging and monitoring systems Robotics and automation Embedded control systems #commonpartslibrary #developmentboard #esp32 #wroom

The CH9102X is a high-speed USB-to-UART bridge IC developed by WCH (Jiangsu Qinheng Microelectronics). It enables seamless communication between a USB host and UART-based embedded systems, making it ideal for programming, debugging, firmware updates, and serial data communication. The device integrates a USB 2.0 Full-Speed interface, an internal clock, power-on reset, and firmware, eliminating the need for an external crystal oscillator. The CH9102X variant supports 3.3 V UART I/O and is widely used on development boards such as ESP32 and other MCU-based designs. Key Features USB 2.0 Full-Speed (12 Mbps) compliant device interface USB-to-UART bridge supporting baud rates from 50 bps to 4 Mbps 3.3 V UART I/O (CH9102X variant) Integrated clock oscillator (no external crystal required) Built-in power-on reset circuit Hardware full-duplex UART with independent TX/RX buffers Supports 5, 6, 7, or 8 data bits Supports None, Odd, Even, Mark, and Space parity Supports RTS/CTS hardware flow control Supports MODEM signals: RTS, CTS, DTR, DSR, DCD, and RI TNOW output for automatic RS-485 transmit/receive control Compatible with built-in CDC drivers and vendor VCP drivers on major operating systems Available in compact RoHS-compliant QFN packages #CH9102X #USBtoUART #USBBridge #UART #SerialConverter #WCH #USB20 #EmbeddedSystems #ESP32 #MCU #RS485 #FirmwareUpdate #Debugging #IoT #PCBDesign

USB to Serial Port Chip CH9101 CH9101N is a high-speed USB-to-UART bridge IC developed by WCH (Qinheng Electronics). It converts a USB 2.0 Full-Speed interface into a standard asynchronous UART serial interface, enabling seamless communication between a computer and microcontrollers, embedded systems, industrial equipment, and other UART-based devices. The device features an integrated clock oscillator and power-on reset circuitry, minimizing external components and simplifying PCB design. Housed in a compact SOP-8 package, the CH9101N supports UART logic voltages from 1.8 V to 5 V, making it suitable for a wide range of low-power and mixed-voltage applications. It is commonly used for USB debugging, firmware downloading, serial communication, and IoT development. Key Features USB 2.0 Full-Speed compliant device interface USB-to-UART bridge with baud rates up to 3 Mbps Supports 1.8 V, 2.5 V, 3.3 V, and 5 V UART I/O levels Integrated clock oscillator (no external crystal required) Built-in power-on reset circuitry Full-duplex UART communication Supports hardware flow control (RTS/CTS) Compatible with standard virtual COM port (VCP) drivers Compact SOP-8 package with minimal external components Suitable for MCU programming, debugging, and serial communication applications #CH9101N #WCH #USBtoUART #USBBridge #UART #USB20 #SerialCommunication #EmbeddedSystems #Microcontroller #IoT #IndustrialAutomation #Debugging #FirmwareDownload #SOP8 #InterfaceIC

6-Pin \"No Legs\" Cable with 10-pin micro-connector for Cortex processors Cable assembly, designed for ARM Cortex® SWD debugging and programming, featuring a 6-pin Tag-Connect™ Plug-of-Nails™ connector that mates with the TC2030 target footprint and a 10-pin FTSH-105 compatible ribbon connector. The cable supports SWD signals including VCC, SWDIO/TMS, SWCLK/TCK, SWO/TDO, nRESET, and GND for direct connection between compatible debuggers and target PCBs. #CableAssembly #DebugCable #ARMCortex #SWD #TagConnect #TC2030 #ProgrammingCable

Transceiver 433MHz IPEX interface -100dBm 1km SPI SMD,20x14mm RF Transceiver Modules and Modems RoHS The E04-400M16S is based on STMicroelectronics' S2-LPQTR chip as the core, it is an ultra-small size chip wireless transceiver RF module independently developed by Ebyte, working in the 433M/470M frequency band, with a maximum transmission power of 16dBm. Since this module is a SPI pure hardware radio frequency transceiver module, it needs to be driven by MCU. Features  Ultra-small size, only 14x20mm;  The communication distance can reach 1km under ideal conditions;  The maximum transmit power is 16dBm;  The receiving current (RX) is as low as 7mA, and the transmitting current (TX) is as low as 10mA@10dBm;  Low power consumption, suitable for battery-powered applications;  Support 433M/470M frequency band;  Support multiple debugging modes of 2(G)FSK, 4(G)FSK, OOK, ASK;  Support 2.5V～3.6V power supply, power supply greater than 3.3V can guarantee the best performance;  Industrial-grade standard design, supporting long-term use at -40～85℃;  IPEX interface and stamp hole are optional, which is convenient for users to develop and integrate. Application  Smart meeting  Wireless alarm system  Smart door lock  Building automation  Industrial acquisition and control  Intelligent lighting system #E04_400M16S #EBYTE #S2LP #RFModule #WirelessTransceiver #433MHz #470MHz #IoT #IndustrialAutomation #SmartHome #LongRangeWireless #SPI #LowPowerRF #EmbeddedSystems #WirelessCommunication

The SparkFun OpenLog is an open source data logger that works over a simple serial connection and supports microSD cards up to 32GB. The OpenLog can store or "log" huge amounts of serial data and act as a black box of sorts to store all the serial data that your project generates, for scientific or debugging purposes.

The ESP32-S3-WROOM-1-N16R8 is a high-performance Wi-Fi and Bluetooth Low Energy (BLE) module from Espressif Systems, built around the ESP32-S3 SoC. It integrates a dual-core Xtensa® LX7 processor running at up to 240 MHz, along with 16 MB Quad SPI Flash and 8 MB Octal SPI PSRAM, making it suitable for memory-intensive embedded, IoT, AIoT, multimedia, and edge AI applications. The module includes an onboard PCB antenna, RF matching circuitry, crystal oscillator, and flash/PSRAM, simplifying hardware design and reducing development time. Key Features Dual-core Xtensa LX7 CPU operating up to 240 MHz 16 MB onboard Flash memory 8 MB onboard Octal PSRAM for large buffers, graphics, and AI workloads 2.4 GHz Wi-Fi (IEEE 802.11 b/g/n) Bluetooth 5.0 Low Energy (BLE) Built-in support for AI acceleration and vector instructions for machine learning and signal processing applications Rich peripheral set including: GPIO UART SPI I²C I²S USB 2.0 OTG PWM ADC Touch sensing SD/MMC interface CAN (TWAI) Integrated USB Serial/JTAG debugging capability Supply voltage range: 3.0 V to 3.6 V Operating temperature: −40°C to +65°C Surface-mount module with integrated PCB antenna Supports secure boot, flash encryption, and hardware cryptographic acceleration for secure IoT devices. Typical Applications Smart home and IoT devices Edge AI and machine learning Voice assistants and speech recognition Industrial automation Human-machine interfaces (HMI) Wireless sensors and gateways Smart displays and touch panels Audio streaming and multimedia devices Robotics and connected products #RF-Transceiver #Module #ESP32

ESP32-S3-WROOM-1-N8 is a high-performance Wi-Fi and Bluetooth Low Energy (BLE) module from Espressif Systems. It is built around the ESP32-S3 SoC, featuring a dual-core Xtensa LX7 processor, integrated 2.4 GHz Wi-Fi and Bluetooth 5 LE connectivity, 8 MB SPI flash memory, and a PCB antenna. The module is optimized for AIoT, edge computing, human-machine interfaces, smart devices, and industrial IoT applications. Key Features Dual-core Xtensa® LX7 CPU running up to 240 MHz for high-performance embedded applications. 8 MB onboard SPI Flash (N8 variant) for firmware and data storage. 2.4 GHz Wi-Fi (802.11 b/g/n) with data rates up to 150 Mbps. Bluetooth 5 LE support including: Long Range mode 2 Mbps PHY Bluetooth Mesh Extended Advertising AI acceleration support through ESP32-S3 vector instructions for machine learning and signal-processing workloads. USB 1.1 OTG and USB Serial/JTAG integrated, simplifying debugging and USB device applications. Up to 45 GPIOs with extensive peripheral support: SPI I²C I²S UART PWM ADC Touch Sensors TWAI® (CAN-compatible) Camera Interface LCD Interface SDIO Host MCPWM Integrated 40 MHz crystal oscillator, RF matching circuitry, and PCB antenna for reduced external component count. Operating voltage range: 3.0 V to 3.6 V. Compact surface-mount module suitable for space-constrained designs. Typical Applications Smart home and home automation devices HMI displays and touchscreen products Voice recognition and audio processing Edge AI and machine learning applications Industrial IoT gateways and sensors Video streaming and camera systems USB-connected embedded devices Smart agriculture and healthcare equipment N8 specifically indicates 8 MB Flash and no PSRAM, making it a good choice for applications requiring substantial program storage but not large external RAM. #RF-transceiver #Module #ESP32

Female Headers CONN SOCKET 40POS 2.54mm DUAL ROW TH This connector consists of 40 pins total (2 rows × 20 pins) spaced at 2.54 mm pitch. It is widely used in PCB interconnections, embedded systems, Raspberry Pi-style GPIO headers, Arduino expansion boards, and general prototyping applications. It mates with standard female headers or jumper wires. Key Features Pin configuration: 2×20 (40 pins total) Pitch: 2.54 mm (0.1 inch standard) Mounting type: Through-hole (THT) Orientation options: Vertical or right-angle variants Contact material: Typically brass or phosphor bronze Plating: Tin or gold-plated options for improved conductivity Current rating: Commonly 1A–3A per pin (depends on manufacturer) Voltage rating: Typically up to 250V AC/DC (application-dependent) Compatibility: Standard 2.54 mm female headers and jumper cables Use cases: Development boards, GPIO expansion, debugging interfaces, mezzanine connections #CommonPartsLibrary #Connector

USB-to-UART Bridge CP2102N-A02-GQFN24 is a highly integrated USB-to-UART bridge controller from Silicon Labs. It provides a simple and cost-effective way to add USB connectivity to embedded systems by converting USB 2.0 Full-Speed communication into a standard UART interface. The device integrates the USB transceiver, oscillator, voltage regulator, and UART controller, minimizing external components and eliminating the need for USB firmware development. It is commonly used in microcontroller programming interfaces, industrial equipment, POS terminals, data loggers, and USB-to-serial adapters. Key Features USB 2.0 Full-Speed compliant (12 Mbps) interface. USB-to-UART bridge with data rates up to 3 Mbaud. Integrated USB transceiver; no external USB resistors required. Integrated oscillator; no external crystal required. On-chip 3.3 V voltage regulator. USB Battery Charger Detection (BC 1.2) support. Remote wakeup capability from USB suspend state. Low operating current of approximately 9.5 mA. Hardware and software flow control support. Internal configurable ROM for Vendor ID, Product ID, serial number, and USB descriptors. Royalty-free Virtual COM Port (VCP) drivers available for major operating systems. Operating temperature range: −40°C to +85°C. Compact 24-pin QFN (4 mm × 4 mm) package. Typical Applications USB-to-Serial adapters Microcontroller programming and debugging interfaces Industrial automation equipment Point-of-sale (POS) terminals Medical instruments Data acquisition and logging systems Embedded systems requiring USB connectivity #commonpartslibrary #integratedcircuit

USB-to-UART Bridge CP2102N CP2102N-A02-GQFN28R is a highly integrated USB-to-UART bridge controller from Silicon Labs that provides a simple and reliable interface between a USB host and an embedded system using a UART serial port. It eliminates the need for complex USB firmware development by handling all USB protocol functions internally and presenting a standard UART interface to the target device. The device is commonly used in microcontroller programming, debugging, industrial equipment, IoT devices, and USB-to-serial adapters. logging equipment Consumer and portable electronics Function: USB-to-UART Bridge Controller

CONN HEADER 8POS 2.54mm DUAL ROW SMD The 2.54-2×4P is a generic 8-pin dual-row connector/header with a 2.54 mm (0.1 inch) pitch, commonly used for board-to-board, wire-to-board, and programming/debug interfaces in electronic circuits. The designation 2×4P indicates two rows of four pins, providing a total of eight electrical connections in a compact arrangement. This type of connector is widely used in embedded systems, development boards, industrial control equipment, consumer electronics, and prototyping applications due to its standard pitch and broad compatibility with jumper wires, IDC cables, and mating sockets. Key Features 2.54 mm standard pitch (0.1 inch industry standard) 2×4 pin configuration (8 total contacts) Available in through-hole (THT) and sometimes surface-mount (SMT) versions Supports board-to-board and wire-to-board connections Compatible with standard jumper wires and ribbon cable connectors Compact dual-row design for higher pin density Typically constructed with gold-plated or tin-plated contacts for reliable electrical performance Suitable for signal, control, and low-power applications Commonly used for programming, debugging, communication interfaces, and expansion headers Available in straight (vertical) or right-angle orientations depending on manufacturer Typical Applications Microcontroller and development boards ISP/JTAG/SWD programming headers Sensor and peripheral connections Industrial control systems Prototyping and breadboard-compatible designs Communication interfaces and expansion ports #CommonPartsLibrary #Connector

ESP32-C3-MINI-1-H4 is a compact, low-power wireless module from Espressif Systems built around the ESP32-C3 SoC. It integrates a 32-bit RISC-V processor, 2.4 GHz Wi-Fi, Bluetooth 5 LE, onboard 4 MB flash memory, crystal oscillator, RF matching circuitry, and a PCB antenna in a small surface-mount package. The module is designed for IoT devices, smart home products, industrial automation, wearable electronics, and wireless sensor applications. Key Features 32-bit RISC-V single-core processor with clock speeds up to 160 MHz. 2.4 GHz Wi-Fi 4 (802.11 b/g/n) connectivity. Bluetooth 5 Low Energy (BLE 5.0) support with long-range capability. 4 MB embedded SPI flash memory (H4 variant). 384 KB ROM and 408 KB SRAM for application execution. Integrated PCB antenna for simplified RF design. USB Serial/JTAG controller for programming and debugging without an external USB-to-UART bridge. Multiple peripheral interfaces: UART SPI I²C I²S PWM GPIO ADC USB JTAG Operating voltage range: 3.0 V to 3.6 V. Supports secure boot, flash encryption, and hardware cryptographic acceleration. Compact SMD module suitable for space-constrained designs. Typical Applications Smart home and home automation devices Wireless sensors and data loggers IoT gateways and edge devices Industrial monitoring and control systems Bluetooth beacons Wearable electronics Consumer connected products H4 Variant Note: The ESP32-C3-MINI-1-H4 version includes 4 MB flash memory and supports an extended operating temperature range up to 105°C, making it suitable for more demanding industrial environments. #RF-Transceiver #ESP32 #Module

The ESP32-DevKitC is an official ESP32-based development board from Espressif Systems designed for rapid prototyping and IoT application development. It integrates an ESP32 module (such as ESP32-WROOM-32E or ESP32-WROVER variants), USB-to-UART programming interface, power regulation circuitry, reset and boot buttons, and access to most ESP32 GPIOs through dual-row headers. The board is breadboard-friendly and supports wireless connectivity, making it suitable for smart devices, industrial monitoring, home automation, wearable electronics, and embedded control systems. Key Features ESP32 Dual-Core Processor Xtensa® 32-bit LX6 dual-core MCU Up to 240 MHz clock frequency High-performance embedded processing capability. Wireless Connectivity Integrated 2.4 GHz Wi-Fi (802.11 b/g/n) Bluetooth Classic (BR/EDR) and Bluetooth Low Energy (BLE) support. Memory Typically includes 4 MB SPI Flash Some variants provide additional PSRAM for memory-intensive applications. Rich Peripheral Interfaces UART, SPI, I²C, I²S, SDIO ADC and DAC PWM outputs Capacitive touch sensing Pulse counter and timer peripherals. Extensive GPIO Access Most ESP32 pins are broken out to headers Supports digital I/O, interrupts, analog inputs, and communication interfaces. Development-Friendly Hardware USB-to-UART bridge for programming and debugging Dedicated EN (Reset) and BOOT buttons On-board 3.3 V regulator Breadboard-compatible layout. Flexible Power Options Powered through Micro-USB and onboard power circuitry Supports external power connections through header pins. #DevelopmentBoard

USB to Serial Interface, SSOP-28 FTDI USB Serial SSOP*5.3x10.2mm*P0.65mm* The FT232RL is a full-speed USB 2.0 to asynchronous serial data transfer IC. It integrates all the necessary USB protocol handling and UART interface logic, making it very easy to add USB connectivity to embedded devices without requiring complex firmware development. It is commonly used in development boards (like Arduino clones), USB-to-TTL converters, and debugging interfaces. Key Features USB Interface Fully compliant with USB 2.0 Full-Speed (12 Mbps) Integrated USB transceiver (no external components required) Supports USB suspend/resume modes Internal EEPROM for storing USB descriptors (no external EEPROM needed) Serial (UART) Interface Supports standard UART communication (TX, RX) Configurable baud rates from 300 bps up to 3 Mbps Supports hardware flow control (RTS/CTS, DTR/DSR) Bit-bang mode for simple GPIO control Integrated Components Built-in clock generator (no external crystal required) Internal EEPROM for configuration Integrated voltage regulator (3.3V output available for external use) Power Features Operates from 3.3V to 5V Can be powered directly from USB (bus-powered) Low power consumption with sleep mode Driver Support Virtual COM Port (VCP) drivers available for: Windows Linux macOS Also supports direct D2XX driver for advanced applications Package Typically available in SSOP-28 package Common Applications USB-to-serial converters (TTL/RS232) Microcontroller programming and debugging Embedded system communication Industrial and instrumentation interfaces